Abstract
The purpose of the paper is as follows. It analyzes characteristic of small neighborhood groups by comparing re-construction project with re-blocking project on community development. And, it also analyzes efficacy of community development based on participatory housing improving project implemented by small neighborhood groups in the communities on which we did research. In conclusion, we find out two types on role of neighborhood groups in community development. As an actor unit to implement community development, even though the role shows different in each case study, firstly, small neighborhood groups enables to build collective housing easily and safe, secondly, it is able to join in inclusive varied situations and allows range of development standard of each neighborhood groups for community improvement.
